<template>
<div class="search-result">
  <van-list v-model="loading"
  :finished="finshed"
  finished-text="没有更多了"
  @load="onLoad"
  :error.sync="error"
  error-text="加载失败，请点击重试"
  >
<van-cell v-for="(article, index) in list" :key="index" :title="article.title" />
  </van-list>
</div>
</template>

<script>
import { getSearchResult } from '@/api/search'
export default {
  name: 'SearchResult',
  data () {
    return {
      list: [],
      loading: false,
      finshed: false,
      page: 1,
      perPage: 20,
      error: false
    }
  },
  props: {
    searchText: {
      type: String,
      required: true
    }
  },
  methods: {
    async onLoad () {
      try {
        // 1. 请求获取数据
        const { data } = await getSearchResult({
          page: this.page, // 页码
          per_page: this.perPage, // 每页大小
          q: this.searchText // 搜索关键字
        })

        // if (Math.random() > 0.5) {
        //   JSON.parse('dsnajndjsa')
        // }

        // 2. 将数据添加到列表中
        const { results } = data.data
        this.list.push(...results)
        console.log(this.list)

        // 3. 设置加载状态结束
        this.loading = false

        // 4. 判断数据是否加载完毕
        if (results.length) {
          this.page++ // 更新获取下一页数据的页码
        } else {
          this.finished = true // 没有数据了，将加载状态设置结束，不再 onLoad
        }
      } catch (error) {
        this.error = true
        this.$toast('数据获取失败, 请稍后再试')
        this.loading = false
      }
    }
  }
}
</script>

<style>

</style>
